The best time to go to Yesilhisar is from late spring to early autumn, specifically from May to October, when the weather is most pleasant for exploring the region.
During these months, you'll experience warm, dry days ideal for outdoor activities like visiting historical sites and exploring the natural landscapes of Cappadocia. The temperatures are comfortable, making it easy to enjoy walks and excursions without the extreme heat of mid-summer or the chill of winter. This period is particularly good for couples interested in hot air balloon rides, as the stable weather conditions increase the likelihood of flights.
For travelers interested in a quieter experience, May, June, September, and October offer pleasant weather with fewer crowds compared to the peak summer months of July and August.